Finding the Fourth Proportional to 5,922,717.86, 8,172,599.61 and 3,474,435.62
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Solution
The fourth proportional to 5,922,717.86, 8,172,599.61 and 3,474,435.62 is: 4,794,280.58
Step by Step Solution
- Step 1: Write the proportion equation
5,922,717.86 : 8,172,599.61 = 3,474,435.62 : x - Step 2: Convert to fraction form
5,922,717.86/8,172,599.61 = 3,474,435.62/x - Step 3: Cross multiply
5,922,717.86x = 8,172,599.61 × 3,474,435.62 - Step 4: Simplify right side
5,922,717.86x = 28,395,171,192,982.11 - Step 5: Solve for x
x = 28,395,171,192,982.11/5,922,717.86 - Step 6: Final answer
x = 4,794,280.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.